What causes high Potassium and low Sodium?

High Potassium and low Sodium can be caused by many reasons.

If your Potassium is in between 3.5 mmol/L and 5.1 mmol/L and your Sodium is in between 136 mmol/L and 145 mmol/L then you need not worry as these are the normal ranges for Potassium and Sodium respectively. But if your levels are lesser or greater than the above values, then there may be some problem in your body.

Normal range of Potassium : 3.5 - 5.1 mmol/L

Ideal values of Potassium depending on age :

Age	Ideal Potassium value
<5 years	3.551
5-10 years	3.602
10-15 years	3.654
15-20 years	3.707
20-25 years	3.761
25-30 years	3.816
30-35 years	3.871
35-40 years	3.927
40-45 years	3.984
45-50 years	4.042
50-55 years	4.101
55-60 years	4.16
60-70 years	4.22
70-80 years	4.281
80-90 years	4.343
90-100 years	4.406
>100 years	4.47

*Ideal values are calculated based on our database of patient records

If you want your blood test report to be interpreted by Potassium specialist, then you can upload your report. Our Potassium expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

1,37,160

Total number of patients treated

Some examples of conditions that increase or decrease Potassium levels include:

• Kidney disease
• Addison disease
• Using certain drugs that cause high potassium
• Diabetes
• Conn syndrome

If you want your blood test report to be interpreted by Potassium specialist, you can upload your report. Our Potassium expert will provide you with the most accurate interpretation of your blood test results and treatment within 12 hours. Upload blood test report now

Normal range of Sodium : 136 - 145 mmol/L

Ideal values of Sodium depending on age :

Age	Ideal Sodium value
<5 years	137.972
5-10 years	139.973
10-15 years	142.003
15-20 years	144.062
20-25 years	144.032
25-30 years	144.001
30-35 years	143.971
35-40 years	143.941
40-45 years	143.911
45-50 years	143.881
50-55 years	143.85
55-60 years	143.82
60-70 years	143.789
70-80 years	143.759
80-90 years	143.729
90-100 years	143.699
>100 years	143.669

High Potassium and low Sodium can be caused by a lot of reasons. If you take Potassium and Sodium blood tests and the results are higher than 5.1 mmol/L for Potassium and lower than 136 mmol/L for Sodium, your physician may recommend more tests to figure out the problem. You might also get these tests if your physician thinks you have some other disease.

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How the Potassium and Sodium Tests Are Done :

If your doctor wants Potassium and Sodium tests on you, you may need to go through these tests. During the Potassium and Sodium blood tests, a pathologist will put a needle into your veins and take out a small quantity of blood. A pathologist is a physician in the medical field who thoroughly studies the causes and effects of disease. Within a few hours you will get your Potassium and Sodium Test reports by your pathologist.

Medical References

• MedlinePlus – Potassium Blood Test
• WebMD – Potassium Levels Blood Test: High vs. Low, Normal K Level
• MedlinePlus – Potassium test